Math 10-3 Trigonometry Quiz

Using the diagram above and the reference angle  $\theta$  , which is the correct label for side b? 

• opposite

• adjacent

• hypotenuse

In the above diagram, what is the measure of side x?

• 8

• 15

• 225

• 12

Using the following diagram, calculate the length of side b.

(a)  

What is  the ratio of Sin 68 $\degree$  to the nearest thousandth (three decimal places)?

• 42.844

• 0.375

• 0.927

• 2.475

Tags

CCSS.HSG.SRT.C.6

What is the ratio of Tan 59 $\degree$  to the nearest thousandth (three decimal places)? 

• 1.664

• 0.857

• 58.935

• 0.515

Tags

CCSS.HSG.SRT.C.6

Using the information in the diagram, calculate the length of side x to the nearest tenth (one decimal place).

• 21.5

• 11.6

• 23.5

• 13.8

Using the information in the diagram, calculate the length of side x to the nearest tenth (one decimal place).

• 46.8

• 17.0

• 5.5

• 5.8

Using the information in the diagram, calculate the measure of angle $\theta$  to the nearest whole degree. 

• 21 $\degree$  

• 22 $\degree$  

• 69 $\degree$  

• 68 $\degree$  

Using the information in the diagram, calculate the measure of angle $\theta$  to the nearest whole degree. 

• 66 $\degree$  

• 24 $\degree$  

• 22 $\degree$  

• 68 $\degree$  

Mr. Labriola is in a small canoe that is approaching the shore where there is a lighthouse. If Mr. Labriola is 225 m from shore, and the angle of elevation from the canoe to the top of the lighthouse measures 12 $\degree$  , how tall is the lighthouse to the nearest whole metre? (You do not need to include the units in your answer)

(a)